I want to buy some jewellery .   What kind of jewellery do you like to have ?   I should like to look at some bracelets .   May I show you gold ones or jade ones ?   Jade ones .   OK , here they are .   What's the price for this one ?   Eight hundred yuan .   How about seven hundred yuan ?   I'm sorry , we only sell at fixed prices .   OK . I'll take it . 